Author | Sample Identification | Confirmation of syndrome | Symptom assessment | Comparison/control group | Total | Quality score |
---|---|---|---|---|---|---|
Busch et al (2013) [41] | 1 | 3 | 3 | 1 | 8 | 0.67 |
Vanderver et al (2014) [48] | 2 | 3 | 2 | 0 | 7 | 0.58 |
Smpokou et al (2014)Â [47] | 1 | 3 | 3 | 0 | 7 | 0.58 |
Frazier et al (2015)Â [44] | 0 | 3 | 3 | 2 | 8 | 0.67 |
Balci et al (2018)Â [39] | 1 | 3 | 2 | 0 | 6 | 0.50 |
Busa et al (2015)Â [40] | 1 | 3 | 2 | 0 | 6 | 0.50 |
Yehia et al (2020) [50] | 2 | 3 | 2 | 0 | 7 | 0.58 |
Busch et al (2019) [42] | 2 | 3 | 3 | 2 | 10 | 0.83 |
Ciaccio et al (2019)Â [43] | 2 | 3 | 2 | 0 | 7 | 0.58 |
Hansen-Kiss et al (2017)Â [45] | 1 | 3 | 2 | 0 | 6 | 0.50 |
Lachlan et al (2007) [9] | 2 | 3 | 2 | 0 | 7 | 0.58 |
Lynch et al (2009)Â [46] | 1 | 3 | 2 | 0 | 6 | 0.50 |
Yehia et al (2019)Â [49] | 1 | 3 | 2 | 0 | 6 | 0.50 |